IP Library Assignment 023558/0316
Patent Assignment
Reel/Frame 023558/0316

Assignment of Assignor's Interest

Recorded: 2009-11-23 Pages: 3
Assignor
KIM, NAM YOON
Executed: 2009-11-18
Assignee
DONGBU HITEK CO., LTD.
891-10 DAECHI-DONG, GANGNAM-GU, SEOUL, 135-280, KOREA, REPUBLIC OF
Covered Property (1)
Semiconductor Device of Common Source Structure and Manufacturing Method of Semiconductor Device of Common Source Structure
Patent: 8,211,764 →
Application: 12/623,734 →
Publication: US 2010/0155809
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Change of Name Nov 30, 2017
From: DONGBU HITEK CO., LTD.
To: DB HITEK CO., LTD.
Reel/Frame 044559/0819 →
Assignment of Assignor's Interest Jul 10, 2019
From: DB HITEK CO., LTD.
To: COLUMBA TECHNOLOGIES INC.
Reel/Frame 049709/0857 →